Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQH3S6+GqT01tVnifkKleCZELteEePkK6z2WcMIbIjDAcC8dBQ/7DD75YPIx… (1,748 chars)"
  }
}